Enclosures of this kind are among the most common and least understood features of the Irish countryside. The term covers a broad range of structures, from the circular earthen ringforts that served as defended farmsteads during the early medieval period, to later field boundaries, monastic enclosures, and cashels built from dry stone. Without further detail, the Glenlon example remains tantalizingly unclassified, a shape in a field waiting for closer attention.

Clare is a county with no shortage of such features. Its landscape, particularly across the limestone plateau of the Burren to the north and the drumlin and pasture country further south and east, preserves earthworks that have survived largely because the land was never intensively ploughed. Glenlon itself is a quiet rural townland, and enclosures in such settings have often endured simply through being left alone, their banks and ditches too inconvenient to level and too unremarkable to attract disturbance. The archaeological record for this particular site has not yet been fully documented in publicly available form, which means the enclosure at Glenlon occupies an interesting position: officially noted, geographically fixed, but still largely unread.